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WRB4812LT-3WR2 PDF预览

WRB4812LT-3WR2

更新时间: 2024-02-10 21:59:06
品牌 Logo 应用领域
金升阳 - MORNSUN 输出元件
页数 文件大小 规格书
6页 746K
描述
SINGLE OUTPUT DC/DC CONVERTER

WRB4812LT-3WR2 数据手册

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FEATURES  
WRB_LT-3WR2 SERIES  
3W,WIDE INPUT, ISOLATED & REGULATED  
SINGLE OUTPUT DC/DC CONVERTER  
Ultra-small size, SMD packag  
2:1 wide input voltage range  
Operating temperature range:  
-40°C ~ +85°C  
1.5KVDC isolation  
Short circuit protection (automatic recovery)  
High power density  
Meet UL94-V0  
Patent Protected RoHS  
PART NUMBER SYSTEM  
APPLICATION  
The WRB_LT-3WR2 series are specially designed for  
applications where a wide range input voltage power supplies  
are isolated from the input power supply in a distributed power  
supply system on a circuit board.  
Rated Power  
Package Style  
Output Voltage  
Input Voltage  
Product Series  
1) These products apply to where: Input voltage range2:1;  
2) 1.5KV input and output isolation;  
3) Regulated and low ripple noise is required.  
SELECTION GUIDE  
Reflected  
Input Voltage(VDC)  
Output Current (mA) Input Current (mA)(typ.)  
@Max.  
Output  
Voltage  
(VDC  
Max.  
Capacitive  
Load(µF)  
Efficiency  
(%, typ.)  
@Max. Load  
Ripple  
Current  
(mA,typ.)  
Model  
Nominal  
(Range)  
Max.  
Min.  
@No Load  
Max.  
22  
Load  
333  
325  
316  
164  
154  
WRB1205LT-3WR2  
WRB1212LT-3WR2  
WRB1215LT-3WR2  
WRB2405LT-3WR2  
WRB2412LT-3WR2  
WRB2415LT-3WR2  
WRB4805LT-3WR2  
WRB4812LT-3WR2  
WRB4815LT-3WR2  
5
600  
250  
200  
600  
250  
200  
600  
250  
200  
30  
12  
10  
30  
12  
10  
30  
12  
10  
3300  
1800  
1000  
3300  
1800  
1000  
3300  
1800  
1000  
75  
77  
79  
76  
81  
80  
77  
80  
80  
12  
22  
12  
15  
5
(9-18)  
24  
40  
80  
12  
8
12  
15  
5
30  
(18-36)  
156  
81  
48  
12  
15  
78  
(36-75)  
78  
Note:. Absolute maximum rating without damage on the converter, but it isn't recommended.  
INTPUT SPECIFICATIONS  
Item  
Test Conditions  
12VDC input  
24VDC input  
48VDC input  
12VDC input  
24VDC input  
48VDC input  
Min.  
-0.7  
-0.7  
-0.7  
4.5  
11  
Typ.  
--  
Max.  
25  
Unit  
Input Surge Voltage (1sec. max.)  
--  
50  
--  
100  
9
VDC  
8
Start-up Voltage  
Input Filter  
16  
33  
18  
24  
36  
Pi Filter  
OUTPUT SPECIFICATIONS  
Item  
Test Conditions  
Min.  
--  
Typ.  
±1  
Max.  
±3  
Unit  
%
Output Voltage Accuracy  
5% to 100% load  
Vo5V  
--  
±1.5  
±1.5  
±0.2  
±0.2  
±5  
No-load Output Voltage Accuracy  
Vo5V  
--  
±3  
Line Regulation  
Load Regulation  
Full load, Input voltage from low to high  
5% to 100% load  
--  
±0.4  
±0.75  
--  
The copyright and authority for the interpretation of the products are reserved by MORNSUN  
WRB_LT-3WR2  
2013.03.12-A/1  
Page 1 of 6  

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